[PATCH hurd 1/2] xxx print fail

[Justus Winter]

---
 libshouldbeinlibc/assert-backtrace.c | 8 ++++++++
 libshouldbeinlibc/assert-backtrace.h | 6 ++++++
 2 files changed, 14 insertions(+)

diff --git a/libshouldbeinlibc/assert-backtrace.c 
b/libshouldbeinlibc/assert-backtrace.c
index ca23c8d..72a49e9 100644
--- a/libshouldbeinlibc/assert-backtrace.c
+++ b/libshouldbeinlibc/assert-backtrace.c
@@ -76,4 +76,12 @@ __assert_perror_fail_backtrace (int errnum,
 
 }
 
+void
+__print_fail_backtrace (const char *message, const char *file,
+                        unsigned int line, const char *function)
+{
+  __assert_fail_base_backtrace ("%s: %s:%u: %s: %s.\n",
+                               message, file, line, function);
+}
+
 #endif /* ! defined NDEBUG */
diff --git a/libshouldbeinlibc/assert-backtrace.h 
b/libshouldbeinlibc/assert-backtrace.h
index c54b810..b36e5b2 100644
--- a/libshouldbeinlibc/assert-backtrace.h
+++ b/libshouldbeinlibc/assert-backtrace.h
@@ -42,6 +42,12 @@ void __assert_perror_fail_backtrace (int errnum,
                                     const char *function)
   __attribute__ ((noreturn, unused));
 
+/* Likewise, but prints the given MESSAGE.  */
+void
+__print_fail_backtrace (const char *message, const char *file,
+                        unsigned int line, const char *function)
+  __attribute__ ((noreturn, unused));
+
 #define assert_backtrace(expr)                                         \
   ((expr)                                                              \
    ? (void) 0                                                          \
-- 
2.1.4